CN206605075U - The two-way chamfering gang tool of one kind drilling - Google Patents
The two-way chamfering gang tool of one kind drilling Download PDFInfo
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- CN206605075U CN206605075U CN201720307541.8U CN201720307541U CN206605075U CN 206605075 U CN206605075 U CN 206605075U CN 201720307541 U CN201720307541 U CN 201720307541U CN 206605075 U CN206605075 U CN 206605075U
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- chamfering
- tool
- way
- blade
- fixed block
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Abstract
The utility model discloses the two-way chamfering gang tool of one kind drilling, it includes the critical pieces such as handle of a knife, blade, two-way chamfer machining part, drill bit.Two-way chamfer machining part includes the parts such as chip area, chamfering tool, drill bit, fixed block, support spring, fixed pivot.Handle of a knife is used for the fixed installation of gang tool, and the two-way chamfer machining of sheet fabrication workpiece is responsible for completing in two-way chamfer machining part, and drill bit completes the drilling operation before positive chamfer machining.The utility model can complete the three process such as sheet fabrication drilling, positive chamfering, reverse chamfering during a feed, improve processing efficiency, and gang tool is simple in construction, easily manufactured, with low cost, there is preferable market popularization value.
Description
Technical field
The utility model belongs to gang tool technical field, and in particular to while completing the combination knife of drilling and chamfer machining
Tool, especially a kind of two-way chamfering gang tool of drilling.
Background technology
In recent years, developing rapidly with process of industrialization, sheet fabrication industry gradually proposes higher to processing technology
Technical need.Improve production efficiency, reduce the production time demand under, how simultaneously complete a variety of machining processes,
And ensure crudy, a focus as industry research.In sheet fabrication, most common processing mode is drilling behaviour
Make, but be in order at security consideration and aesthetic considerations, drilling operation must coordinate follow-up chamfering process, prevent bore edges burr from bringing
Adverse effect.In this case, processing a hole, to be accomplished by several techniques such as drilling, positive chamfering, reverse chamfering processed
Journey, brings many set programs such as movement, reversion, positioning and the cutter changing of processing workpiece, extends process time, reduce therewith
Processing efficiency.Some gang tool can complete drilling and unidirectional chamfering function simultaneously, but when processing reverse chamfering,
Need unnecessary manufacturing procedure.
The content of the invention
Utility model purpose：In order to overcome the deficiencies in the prior art, shorten sheet fabrication drilling and two-way chamfering
Process time simultaneously lifts processing efficiency, and the utility model provides a kind of two-way chamfering gang tool of drilling, can once enter
Drilling, positive chamfering, reverse chamfer machining are completed during knife, and gang tool is simple in construction, it is easily manufactured, it is with low cost,
There is preferable market popularization value.
Technical scheme：To achieve the above object, the technical solution adopted in the utility model is：
The two-way chamfering gang tool of one kind drilling, including handle of a knife, blade and the drill bit being sequentially connected, wherein on the blade
Two-way chamfer processing method and device is fixedly installed, the two-way chamfer processing method and device includes chip area, chamfering tool, fixed block and support
Spring, the fixed fixed block in blade bottom, its upper middle portion is the chip area in overhead, the chamfering tool matching insertion
In the rectangular cavity of chip removal trench bottom；The chamfering tool section is trapezoidal, and there is a processing blade left and right sides, it is described fall
The bottom of angle cutter is connected by support spring and the fixed block.
Further, when the support spring is shunk, chamfering tool is pressed into the cavity, its bottom laminating sky
Bottom of chamber face, its top is concordant with the top of the blade；During the support spring ejection, the chamfering tool bullet to the cavity
Top, its bottom is held in the cavity inside.
Further, in the correspondence position of the lower section of the chamfering tool and the top of the fixed block, it is respectively equipped with
The chamfering tool groove and fixed block groove matched somebody with somebody, are supported between shown chamfering tool groove and fixed block groove using support spring
It is fixed.Fixed block groove ensures that the position of support spring will not be offset, while preventing the part in cavity from dropping.Support spring
Resilient support chamfering tool is in fixed position, it is ensured that chamfering tool completes chamfer machining；And will be fallen by workpiece after machining
In the cutter press-in cavity of angle.
Further, the chip area is followed successively by rectangular cavity, trapezoidal chamber and upper opening from the bottom to top, wherein,
The width of the upper opening is more than the cavity, and the left and right sides side of trapezoidal chamber is parallel with the side of the chamfering tool,
Side matching coincide both when the support spring is ejected.
Further, the two ends of the fixed block are symmetrically fixed on blade by fixed pivot, and gang tool composition
One entirety；The fixed form of the fixed pivot includes bolt, bonding, riveting or welded.
Further, the diameter of of length no more than blade of the chip area, depth is no more than the radius of blade, fixed block
It is consistent with chip removal slot length；The diameter of support spring is no more than the half of chamfering tool base length, highly no more than blade
Radius.
Further, the chamfering tool determines different dimensional parameters according to processing request, and chamfer machining angle includes 30
Degree, 45 degree, 60 degree, working width include 1mm, 2mm, 3mm.
The method of work of the above-mentioned two-way chamfering gang tool of drilling, comprises the following steps：
1) chamfering tool is installed：Chamfering tool, support spring, fixed block are up put into order below from cavity, will be solid
Determine block to be fixed on blade；
2) sheet material workpiece is processed：The Drilling operation of gang tool is completed by drill bit, and positive chamfer machining is right by chamfering tool
Side tool sword is completed, and reverse chamfering is completed when returning knife by blade on the left of chamfering tool；
3) machining chips are discharged by chip area, and withdrawing is machined to initial position.
Further, step 2) in, the method for positive chamfer machining is：After drilling, continue knife on the right side of feed, chamfering tool
Sword and processing workpiece contact, start to complete positive chamfering process；After the completion of chamfer machining, continue feed, chamfering tool is by workpiece
It is pressed into cavity；Continue feed, chamfering tool is ejected under the elastic force effect of support spring out of cavity, now processes workpiece position
Position between handle of a knife and chamfering tool.
Further, step 2) in, the method for reverse chamfer machining is：Blade and processing work on the left of withdrawing, chamfering tool
Part is contacted, and starts to complete reverse chamfer machining process；After the completion of chamfer machining, continue withdrawing, chamfering tool is pressed into empty by workpiece
Intracavitary；Continue withdrawing, chamfering tool is ejected under the elastic force effect of support spring out of cavity；Continue withdrawing, drill bit is from processing
Exited in workpiece.
Beneficial effect：The utility model provides a kind of two-way chamfering gang tool of drilling, and its advantage is, can be with
Feed completes the three process such as sheet fabrication drilling, positive chamfering, reverse chamfering, improves processing efficiency, and combination knife
Lamps structure is simple, changes convenient, it is easy to large-scale promotion, with preferable market prospects.
Brief description of the drawings
Fig. 1 is the two-way chamfering gang tool overall structure diagram of drilling of the utility model embodiment；
Fig. 2 is the gang tool chamfer machining schematic diagram of the utility model embodiment, wherein (a) figure is chamfering tool processing
When schematic diagram；(b) figure is that chamfering tool is not added with man-hour structural representation；
Fig. 3 is the gang tool fragmentary bottom and schematic top plan view of the utility model embodiment, wherein (a) figure is rose reamer
Local map is looked up at tool；(b) figure is the vertical view Local map at chamfering tool.
Embodiment
The utility model is further described with reference to the accompanying drawings and examples.
The utility model is a kind of two-way chamfering gang tool of drilling, and it includes handle of a knife 1, blade 2, two-way chamfer machining portion
Point, the critical piece such as drill bit 5.Handle of a knife 1 is used for the fixed installation of gang tool, and two-way chamfer machining part is responsible for completion sheet material and added
The two-way chamfer machining of work workpiece, drill bit 5 completes the drilling operation before positive chamfer machining.
The two-way chamfering gang tool of one kind drilling, its two-way chamfer machining part includes chip area 3, chamfering tool 4, fixed
Block 6, support spring 7, fixed pivot 8.In the cavity 10 in slot in the middle of the insertion of chamfering tool 4 chip area 3.Rose reamer
It is trapezoidal to have 4 sections, and there is processing blade the left and right sides.
The chamfering tool groove 9 of the lower section of chamfering tool 4 is supported with support spring 7 to be fixed.The other end of support spring 7 is fixed
In the fixed block groove 11 of fixed block 6.Fixed block 6 is fixed on blade 2 by fixed pivot 8, and gang tool composition one
Individual entirety.
The resilient support chamfering tool 4 of support spring 7 is in fixed position, it is ensured that chamfering tool 4 completes chamfer machining；And
Chamfering tool 4 is pressed into cavity 10 by workpiece after machining.
The Drilling operation of gang tool is completed by drill bit 5, and positive chamfer machining is completed by the right side blade of chamfering tool 4, instead
Completed when returning knife by the left side blade of chamfering tool 4 to chamfering.
The groove 11 of fixed block 6 ensures that the position of support spring 7 will not be offset, while preventing the part in cavity from dropping.
Fixed pivot 8 may insure that fixed block 6 and whole gang tool are combined closely, and will not drop in process.
The fixed form of fixed pivot 8 can be fixed using bolt, it would however also be possible to employ be welded and fixed.
When chamfering tool is installed, chamfering tool 4, support spring 7, fixed block 6 are up put into order from the lower section of cavity 10,
Then fixed block 6 is tightly fixed on blade 2 with fixed pivot 8.
When processing sheet material workpiece, the feed since initial position during drilling.Drill bit 5 comes into contact with processing workpiece, utilizes
Drill bit 5 gets out the circular hole of correspondingly-sized.
When needing to process positive chamfering, continue feed, the right side blade of chamfering tool 4 and processing workpiece contact, start to complete
Positive chamfering process.After the completion of chamfer machining, continue feed, chamfering tool 4 is pressed into cavity 10 by workpiece.Continue feed, fall
Angle cutter 4 is ejected under the elastic force effect of support spring 7 out of cavity 10.Now processing workpiece is located at handle of a knife 1 and chamfering tool 4
Between position.
When processing reverse chamfering, withdrawing, the left side blade of chamfering tool 4 and processing workpiece are contacted, and start to complete reverse chamfering
Manufacturing procedure.After the completion of chamfer machining, continue withdrawing, chamfering tool 4 is pressed into cavity 10 by workpiece.Continue withdrawing, rose reamer
Tool 4 is ejected under the elastic force effect of support spring 7 out of cavity 10.Continue withdrawing, drill bit 5 is exited from processing workpiece.Continue
Withdrawing is machined to initial position.
Embodiment
The present embodiment is applied to sheet material and drilled and two-way chamfer machining, and other same type process can be according to specific requirement
Certain adjustment is done to parameters such as the specific size of gang tool, shapes.Such as, chamfering tool can be adjusted to different 30 degree, 45
Degree, the chamfer angles such as 60 degree, chamfering tool working width can be the different sizes such as 1mm, 2mm, 3mm.
In the present embodiment, gang tool is processing 20mm diameter circular apertures in 10mm sheet material workpiece in thickness, and processes double
To 45 degree of chamferings for being 2mm.
Referring to the drawings 1, one kind of the present embodiment drills two-way chamfering gang tool, and it includes handle of a knife 1, blade 2, chip area
3rd, chamfering tool 4, drill bit 5, fixed block 6, support spring 7, fixed pivot 8.
In the present embodiment, gang tool diameter 20mm, handle of a knife 1 and the distance in the left side of chip area 3 are 40mm, and chip area 3 is grown
Degree is 20mm, the depth 2mm of chip area 3, and the distance of the right side of chip area 3 and drill bit 5 is 30mm, the length 30mm of drill bit 5.
Referring to the drawings 1 and accompanying drawing 2, the size of chamfering tool 4 is trapezoid cross section top 2mm, following 14mm, height 6mm, is stretched
It is diametrically 2mm to go out the size of blade 2.Chamfering tool thickness 3mm, 45 degree of angles of chamfer machining angle, chamfer machining width
2mm。
2, the width 4mm of fixed block 6, fixed block 6 length 20mm, consistent with the length of chip area 3 referring to the drawings.Referring to the drawings
3 (a), the fixed form of fixed block 6 is fixed for fixed pivot 8 using 2 bolts, diameter of bolt 2mm, bolt length 6mm, two spiral shells
Bolt middle ware is away from 17mm.
Referring to the drawings 2 (a), support spring 7 the diameter 2mm when being uncompressed, height 5mm.
Referring to the drawings 2 (b), chamfering tool 4 is pressed into cavity 10, and now the top of chamfering tool 4 is concordant with blade 2, branch
Support spring 7 is depressed into most short.
In the present embodiment, referring to the drawings 1, gang tool process when direction to the right.During Drilling operation, drill bit 5 is pierced to the right
Sheet material simultaneously passes through sheet material.
In the present embodiment, during two-way chamfer machining forward direction chamfering, continue to move right after gang tool drilling, chamfering tool
4 right blades are in contact with processing workpiece, start to process positive chamfering.Machining chips are discharged by chip area 3, with gang tool
High speed rotation, chip will not remain in chip area, will not also fall into cavity 10, referring to the drawings 3 (b).Gang tool after
It is continuous to move right.After the completion of 2mm 45 degree of chamfer machinings of forward direction, gang tool continues to move right, and chamfering tool 4 is gradually pressed into
In cavity 10.Gang tool continues to move right, the 20mm holes of the ejection processing of chamfering tool 4, the hole of now sheet material workpiece processing
Between gang tool 4 and handle of a knife 1.
In the present embodiment, when processing reverse chamfering, gang tool stops running to the right, starts gradually withdrawing to the left.Work as group
When closing the left blade and web contact of cutter 4, start to process reverse chamfering.Gang tool continues to left movement, 2mm chamfer machinings
Complete, and chamfering tool 4 is gradually pressed into cavity 10.Gang tool continues to left movement, the ejection processing of chamfering tool 4
20mm holes, the hole position of now sheet material workpiece processing is between gang tool 4 and drill bit 5.
In the present embodiment, gang tool continues to left movement, and drill bit 5 exits sheet material workpiece, is returned to initial manufacture position,
Drilling and two-way chamfer machining are completed.
In the present embodiment, by a feed withdrawing of gang tool, drilling and forward and reverse chamfering etc. 3 can be completed and added
Work technical process.I.e. feed to the right when, can complete 2 machining processes, i.e. 20mm diameters circular hole processing, simultaneously complete
Positive 2mm 45 degree of chamfer machinings.Reverse 2mm 45 degree of chamfer machinings are completed during withdrawing to the left.As a result show, this practicality is new
Type has higher processing efficiency, processing cost can be greatly lowered, with higher market popularization value.
Described above is only preferred embodiment of the present utility model, it should be pointed out that：For the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (7)
1. the two-way chamfering gang tool of one kind drilling, it is characterised in that：Including the handle of a knife (1), blade (2) and drill bit being sequentially connected
(5), wherein two-way chamfer processing method and device is fixedly installed on the blade (2), the two-way chamfer processing method and device includes chip area
(3) in, chamfering tool (4), fixed block (6) and support spring (7), the fixed fixed block in blade (2) bottom (6), its top
Between be partly overhead chip area (3), in the cavity (10) of embedded chip area (3) bottom of the chamfering tool (4) matching；It is described
Chamfering tool (4) section is trapezoidal, and there is processing blade the left and right sides, and the bottom of the chamfering tool (4) passes through support spring
(7) it is connected with the fixed block (6).
2. the two-way chamfering gang tool of drilling according to claim 1, it is characterised in that：The support spring (7) is shunk
When, chamfering tool (4) is pressed into the cavity (10), its bottom laminating cavity (10) bottom surface, its top and the knife
The top of body (2) is concordant；During support spring (7) ejection, the chamfering tool (4) is bound to the cavity (10) top, its
Bottom is held in the inside of the cavity (10).
3. the two-way chamfering gang tool of drilling according to claim 1, it is characterised in that：In the chamfering tool (4)
Lower section and the correspondence position of the top of the fixed block (6), are respectively equipped with the chamfering tool groove (9) and fixed block groove of matching
(11), supported and fixed using support spring (7) between shown chamfering tool groove (9) and fixed block groove (11).
4. the two-way chamfering gang tool of drilling according to claim 1, it is characterised in that：The chip area (3) by it is lower extremely
On be followed successively by rectangular cavity (10), trapezoidal chamber and upper opening, wherein, the width of the upper opening is more than the cavity
(10), the left and right sides side of trapezoidal chamber is parallel with the side of the chamfering tool (4), when the support spring (7) is ejected
Both coincide in side matching.
5. the two-way chamfering gang tool of drilling according to claim 1, it is characterised in that：The two ends of the fixed block (6)
Symmetrically it is fixed on blade (2) by fixed pivot (8), and gang tool forms a whole；Fixed pivot (8) are consolidated
Mode is determined including bolt, bonding, riveting or is welded.
6. the two-way chamfering gang tool of drilling according to claim 1, it is characterised in that：The length of the chip area (3)
No more than the diameter of blade (2), depth is no more than the radius of blade (2), and fixed block (6) is consistent with chip area (3) length；Support
The diameter of spring (7) is no more than the half of chamfering tool (4) base length, the highly radius no more than blade (2).
7. the two-way chamfering gang tool of drilling according to claim 1, it is characterised in that：Chamfering tool (4) basis
Processing request determines different dimensional parameters, and chamfer machining angle includes 30 degree, 45 degree, 60 degree, working width including 1mm, 2mm,
3mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720307541.8U CN206605075U (en) | 2017-03-28 | 2017-03-28 | The two-way chamfering gang tool of one kind drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720307541.8U CN206605075U (en) | 2017-03-28 | 2017-03-28 | The two-way chamfering gang tool of one kind drilling |
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| Publication Number | Publication Date |
|---|---|
| CN206605075U true CN206605075U (en) | 2017-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720307541.8U Expired - Fee Related CN206605075U (en) | 2017-03-28 | 2017-03-28 | The two-way chamfering gang tool of one kind drilling |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106825697A (en) * | 2017-03-28 | 2017-06-13 | 江苏师范大学 | The two-way chamfering gang tool of one kind drilling and its method of work |
-
2017
- 2017-03-28 CN CN201720307541.8U patent/CN206605075U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106825697A (en) * | 2017-03-28 | 2017-06-13 | 江苏师范大学 | The two-way chamfering gang tool of one kind drilling and its method of work |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171103 Termination date: 20190328 |
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| CF01 | Termination of patent right due to non-payment of annual fee |